Let’s Start the introduction of Chemical Change of chemical equations. Definition of chemical Equations for class 10 The method of representing a chemical reaction with the help of symbols and…

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## Chemical Reactions and Equations

Let’s start the introduction of Chemical Reactions and Equations Chemical reaction Chemical reactions are the processes in which new substances with new properties are formed. A chemical reaction rearranges the…

## Definition of electric power and its unit for class 10

Definition of electric power and its unit What is Electric Power? It is defined as the electrical work done per unit time. The rate at which electrical work is done…

## What is electricity? and its description

What is electricity? Electricity is the most widely used source of energy in our households. Most of the appliances work by using current supplied by the mainline. There are many…

## Magnetic effect of electric current

Let’s start the introduction of the magnetic effect of electric current. What is the Magnetic effect of electric current? ‘Magnetic effect of current’ states that ‘a current flowing in a…

## State Ohm’s law and its application

State Ohm’s law and…

## Prove that if x and y are both odd positive integers

Prove that if x and y are both odd positive integers then x 2+ y2 is even but not divisible by 4. …